Home / 15,775.04-23,666.81-5,246.76

Finding the Fourth Proportional to 15,775.04, 23,666.81 and 5,246.76

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Solution

The fourth proportional to 15,775.04, 23,666.81 and 5,246.76 is: 7,871.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,775.04 : 23,666.81 = 5,246.76 : x
  2. Step 2: Convert to fraction form
    15,775.04/23,666.81 = 5,246.76/x
  3. Step 3: Cross multiply
    15,775.04x = 23,666.81 × 5,246.76
  4. Step 4: Simplify right side
    15,775.04x = 124,174,072.04
  5. Step 5: Solve for x
    x = 124,174,072.04/15,775.04
  6. Step 6: Final answer
    x = 7,871.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.